-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Important: kernel security and bug fix update Advisory ID: RHSA-2019:4058-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2019:4058 Issue date: 2019-12-03 CVE Names: CVE-2017-10661 CVE-2017-18208 CVE-2019-3900 CVE-2019-5489 CVE-2019-7221 CVE-2019-11811 ===================================================================== 1. Summary: An update for kernel is now available for Red Hat Enterprise Linux 7.4 Advanced Update Support, Red Hat Enterprise Linux 7.4 Telco Extended Update Support, and Red Hat Enterprise Linux 7.4 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. 2. Relevant releases/architectures: Red Hat Enterprise Linux Server AUS (v. 7.4) - noarch, x86_64 Red Hat Enterprise Linux Server E4S (v. 7.4) - noarch, ppc64le, x86_64 Red Hat Enterprise Linux Server Optional AUS (v. 7.4) - x86_64 Red Hat Enterprise Linux Server Optional E4S (v. 7.4) - ppc64le, x86_64 Red Hat Enterprise Linux Server Optional TUS (v. 7.4) - x86_64 Red Hat Enterprise Linux Server TUS (v. 7.4) - noarch, x86_64 3. Description: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * Kernel: vhost_net: infinite loop while receiving packets leads to DoS (CVE-2019-3900) * Kernel: page cache side channel attacks (CVE-2019-5489) * Kernel: KVM: nVMX: use-after-free of the hrtimer for emulation of the preemption timer (CVE-2019-7221) * kernel: Handling of might_cancel queueing is not properly pretected against race (CVE-2017-10661) * kernel: Inifinite loop vulnerability in mm/madvise.c:madvise_willneed() function allows local denial of service (CVE-2017-18208) * kernel: use-after-free in drivers/char/ipmi/ipmi_si_intf.c, ipmi_si_mem_io.c, ipmi_si_port_io.c (CVE-2019-11811) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Bug Fix(es): * [LLNL 7.5 Bug] slab leak causing a crash when using kmem control group (BZ#1748234) * kmem, memcg: system crash due to cache destruction race (BZ#1754829) * kernel build: parallelize redhat/mod-sign.sh (BZ#1755327) * kernel build: speed up module compression step (BZ#1755336) 4. Solution: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect. 5. Bugs fixed (https://bugzilla.redhat.com/): 1481136 - CVE-2017-10661 kernel: Handling of might_cancel queueing is not properly pretected against race 1551565 - CVE-2017-18208 kernel: Inifinite loop vulnerability in mm/madvise.c:madvise_willneed() function allows local denial of service 1664110 - CVE-2019-5489 Kernel: page cache side channel attacks 1671904 - CVE-2019-7221 Kernel: KVM: nVMX: use-after-free of the hrtimer for emulation of the preemption timer 1698757 - CVE-2019-3900 Kernel: vhost_net: infinite loop while receiving packets leads to DoS 1709180 - CVE-2019-11811 kernel: use-after-free in drivers/char/ipmi/ipmi_si_intf.c, ipmi_si_mem_io.c, ipmi_si_port_io.c 6. Package List: Red Hat Enterprise Linux Server AUS (v. 7.4): Source: kernel-3.10.0-693.61.1.el7.src.rpm noarch: kernel-abi-whitelists-3.10.0-693.61.1.el7.noarch.rpm kernel-doc-3.10.0-693.61.1.el7.noarch.rpm x86_64: kernel-3.10.0-693.61.1.el7.x86_64.rpm kernel-debug-3.10.0-693.61.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-693.61.1.el7.x86_64.rpm kernel-debug-devel-3.10.0-693.61.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-693.61.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-693.61.1.el7.x86_64.rpm kernel-devel-3.10.0-693.61.1.el7.x86_64.rpm kernel-headers-3.10.0-693.61.1.el7.x86_64.rpm kernel-tools-3.10.0-693.61.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-693.61.1.el7.x86_64.rpm kernel-tools-libs-3.10.0-693.61.1.el7.x86_64.rpm perf-3.10.0-693.61.1.el7.x86_64.rpm perf-debuginfo-3.10.0-693.61.1.el7.x86_64.rpm python-perf-3.10.0-693.61.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-693.61.1.el7.x86_64.rpm Red Hat Enterprise Linux Server E4S (v. 7.4): Source: kernel-3.10.0-693.61.1.el7.src.rpm noarch: kernel-abi-whitelists-3.10.0-693.61.1.el7.noarch.rpm kernel-doc-3.10.0-693.61.1.el7.noarch.rpm ppc64le: kernel-3.10.0-693.61.1.el7.ppc64le.rpm kernel-bootwrapper-3.10.0-693.61.1.el7.ppc64le.rpm kernel-debug-3.10.0-693.61.1.el7.ppc64le.rpm kernel-debug-debuginfo-3.10.0-693.61.1.el7.ppc64le.rpm kernel-debuginfo-3.10.0-693.61.1.el7.ppc64le.rpm kernel-debuginfo-common-ppc64le-3.10.0-693.61.1.el7.ppc64le.rpm kernel-devel-3.10.0-693.61.1.el7.ppc64le.rpm kernel-headers-3.10.0-693.61.1.el7.ppc64le.rpm kernel-tools-3.10.0-693.61.1.el7.ppc64le.rpm kernel-tools-debuginfo-3.10.0-693.61.1.el7.ppc64le.rpm kernel-tools-libs-3.10.0-693.61.1.el7.ppc64le.rpm perf-3.10.0-693.61.1.el7.ppc64le.rpm perf-debuginfo-3.10.0-693.61.1.el7.ppc64le.rpm python-perf-3.10.0-693.61.1.el7.ppc64le.rpm python-perf-debuginfo-3.10.0-693.61.1.el7.ppc64le.rpm x86_64: kernel-3.10.0-693.61.1.el7.x86_64.rpm kernel-debug-3.10.0-693.61.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-693.61.1.el7.x86_64.rpm kernel-debug-devel-3.10.0-693.61.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-693.61.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-693.61.1.el7.x86_64.rpm kernel-devel-3.10.0-693.61.1.el7.x86_64.rpm kernel-headers-3.10.0-693.61.1.el7.x86_64.rpm kernel-tools-3.10.0-693.61.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-693.61.1.el7.x86_64.rpm kernel-tools-libs-3.10.0-693.61.1.el7.x86_64.rpm perf-3.10.0-693.61.1.el7.x86_64.rpm perf-debuginfo-3.10.0-693.61.1.el7.x86_64.rpm python-perf-3.10.0-693.61.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-693.61.1.el7.x86_64.rpm Red Hat Enterprise Linux Server TUS (v. 7.4): Source: kernel-3.10.0-693.61.1.el7.src.rpm noarch: kernel-abi-whitelists-3.10.0-693.61.1.el7.noarch.rpm kernel-doc-3.10.0-693.61.1.el7.noarch.rpm x86_64: kernel-3.10.0-693.61.1.el7.x86_64.rpm kernel-debug-3.10.0-693.61.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-693.61.1.el7.x86_64.rpm kernel-debug-devel-3.10.0-693.61.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-693.61.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-693.61.1.el7.x86_64.rpm kernel-devel-3.10.0-693.61.1.el7.x86_64.rpm kernel-headers-3.10.0-693.61.1.el7.x86_64.rpm kernel-tools-3.10.0-693.61.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-693.61.1.el7.x86_64.rpm kernel-tools-libs-3.10.0-693.61.1.el7.x86_64.rpm perf-3.10.0-693.61.1.el7.x86_64.rpm perf-debuginfo-3.10.0-693.61.1.el7.x86_64.rpm python-perf-3.10.0-693.61.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-693.61.1.el7.x86_64.rpm Red Hat Enterprise Linux Server Optional AUS (v. 7.4): x86_64: kernel-debug-debuginfo-3.10.0-693.61.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-693.61.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-693.61.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-693.61.1.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-693.61.1.el7.x86_64.rpm perf-debuginfo-3.10.0-693.61.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-693.61.1.el7.x86_64.rpm Red Hat Enterprise Linux Server Optional E4S (v. 7.4): ppc64le: kernel-debug-debuginfo-3.10.0-693.61.1.el7.ppc64le.rpm kernel-debug-devel-3.10.0-693.61.1.el7.ppc64le.rpm kernel-debuginfo-3.10.0-693.61.1.el7.ppc64le.rpm kernel-debuginfo-common-ppc64le-3.10.0-693.61.1.el7.ppc64le.rpm kernel-tools-debuginfo-3.10.0-693.61.1.el7.ppc64le.rpm kernel-tools-libs-devel-3.10.0-693.61.1.el7.ppc64le.rpm perf-debuginfo-3.10.0-693.61.1.el7.ppc64le.rpm python-perf-debuginfo-3.10.0-693.61.1.el7.ppc64le.rpm x86_64: kernel-debug-debuginfo-3.10.0-693.61.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-693.61.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-693.61.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-693.61.1.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-693.61.1.el7.x86_64.rpm perf-debuginfo-3.10.0-693.61.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-693.61.1.el7.x86_64.rpm Red Hat Enterprise Linux Server Optional TUS (v. 7.4): x86_64: kernel-debug-debuginfo-3.10.0-693.61.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-693.61.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-693.61.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-693.61.1.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-693.61.1.el7.x86_64.rpm perf-debuginfo-3.10.0-693.61.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-693.61.1.el7.x86_64.rpm These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key/ 7. References: https://access.redhat.com/security/cve/CVE-2017-10661 https://access.redhat.com/security/cve/CVE-2017-18208 https://access.redhat.com/security/cve/CVE-2019-3900 https://access.redhat.com/security/cve/CVE-2019-5489 https://access.redhat.com/security/cve/CVE-2019-7221 https://access.redhat.com/security/cve/CVE-2019-11811 https://access.redhat.com/security/updates/classification/#important 8. Contact: The Red Hat security contact is . More contact details at https://access.redhat.com/security/team/contact/ Copyright 2019 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBXeYcINzjgjWX9erEAQgTFRAAkeEO3Lz/wJjdiiGLc8XvDRgMTtOXioH3 zhr+ytHUJTLSREyxdM+1NLOj67u9wCfwo0NY7ljDgf6ri5SRh68nAXKGG1rod7PC +eljcN/51dBe+zMbwF4efC5yYFvhRsONOaaxrxt3jI3+m3erYCOgf9RiGOy8YRm+ /qzssz3Y9Wwtp7DQ06qnNX3jf0T5LhcHkf3DGZ5mg1y38IMBwwrZxb4hpFjg25OO eMkLQSHH05naUp1R/ElumdY8NthlNull0qdB8rNbCHlS5pbO+38GEva3QTUlV/DX c/sp0bhxiI4EvCAmRargFJXxCl331ALRIJ7duAexYIn2ECmlgjuEHPpuINE2CpIf TbpyOZrIZbRpFvs0SZ9ZoalyPhyODyOe7MEzwhm3oGMz8PMqzPf+Xpn/W5ofgnAV S+3H1Ih/yZ8wB9MvwrkAQW+iOUjZLd6w1cLj+BYY2Ko4HqrpFJffO64iiystf8/R kCL4u+Tpzk6fpXEepr8hvXHjxVhpyOrF+5ZBiJrfbD+qsOJ9k1gz/T256d0S0RsU 7yF8+PXglBk7ffo15Xeno+LsMxRTBdkbG6OL2wEIOtcauCtnS0k3/3yJi9TExJUJ sCQqXdyswIsRF3glKrc8FkN9Fmi0mNnI9Va7xPgY8DC1l3EnC2aRkpeAGuL/3P1N 3uknpT4ztME= =EwKJ -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://www.redhat.com/mailman/listinfo/rhsa-announce